environmental challanges

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Across
  1. 5. a place for trash
  2. 7. not suited for living
  3. 8. very dry environment
Down
  1. 1. energy from wind
  2. 2. harmful waste
  3. 3. making energy from the sun
  4. 4. water rising
  5. 6. a person who is helping to do smth.